我有一个DateTime
我的 WinForms 中的专栏DataGridView
;目前只能通过手动输入日期来编辑该字段,例如“2010/09/02”。需要什么才能拥有一个DateTimePicker
(或同等)用作编辑器?
DataGridViewDateTimePickerColumn
不存在,因此您必须手动添加控件,如下所示。
DateTimePicker dtp = new DateTimePicker();
Rectangle rectangle;
public Form1()
{
InitializeComponent();
dgv.Controls.Add(dtp);
dtp.Visible = false;
dtp.Format = DateTimePickerFormat.Custom;
dtp.TextChanged += new EventHandler(dtp_TextChange);
}
private void dgv_CellClick(object sender, DataGridViewCellEventArgs e)
{
switch (e.ColumnIndex)
{
case 5: // Column index of needed dateTimePicker cell
rectangle = dgv.GetCellDisplayRectangle(e.ColumnIndex, e.RowIndex,
true);
dtp.Size = new Size(rectangle.Width, rectangle.Height);
dtp.Location = new Point(rectangle.X, rectangle.Y);
dtp.Visible = true;
break;
}
}
private void dtp_TextChange(object sender, EventArgs e)
{
dgv.CurrentCell.Value = dtp.Text.ToString();
}
private void dgv_ColumnWidthChanged(object sender, DataGridViewColumnEventArgs e)
{
dtp.Visible = false;
}
private void dgv_Scroll(object sender, ScrollEventArgs e)
{
dtp.Visible = false;
}
如果您需要默认日期,可以通过RowsAdded
event.
private void dgv_RowsAdded(object sender, DataGridViewRowsAddedEventArgs e)
{
dgv.Rows[e.RowIndex].Cells[5].Value = DateTime.Now.ToShortDateString();
}
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